Make of Anodized Aluminum, high thermal conductivity, rustproof and wear resistant It can be used for a long time without any damage or deformation Features two heavy duty motors that generate powerful airflows, combined with 8 heat powered fan to distribute warmth evenly Enjoy faster and more effective heating with this fan, perfect for wood burning stove and pellet stove This top of stove heat fan and heat activated fan delivers quiet operate, letting you enjoy cozy warmth without disruption This wood stove fan is heat powered, which means it does not need any batteries or electricity to operate, Manufacturer: YanFengPro